11538464 has 24 divisors (see below), whose sum is σ = 25962048. Its totient is φ = 4944960.

The previous prime is 11538451. The next prime is 11538467. The reversal of 11538464 is 46483511.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 11538464.

It is not an unprimeable number, because it can be changed into a prime (11538467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25532 + ... + 25979.

It is an arithmetic number, because the mean of its divisors is an integer number (1081752).

Almost surely, 2^11538464 is an apocalyptic number.

11538464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11538464 is an abundant number, since it is smaller than the sum of its proper divisors (14423584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11538464 is an equidigital number, since it uses as much as digits as its factorization.

11538464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51528 (or 51520 counting only the distinct ones).

The product of its digits is 11520, while the sum is 32.

The square root of 11538464 is about 3396.8314647624. The cubic root of 11538464 is about 225.9692442550.

The spelling of 11538464 in words is "eleven million, five hundred thirty-eight thousand, four hundred sixty-four".